K9 Body Control Module X1

2025 Chevrolet Tahoe Commercial, 4WDSECTION K9 Body Control Module X1
GM5203995Courtesy of GENERAL MOTORS COMPANY
Connector Part Information
  • Harness Type:Instrument Panel Wiring Harness
  • OEM Connector: 160027-0013
  • Service Connector: 13534967
  • Description: 25-Way F 0.5 MQS, 2.8 MCP Series (BK with GY Inner Connector)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool
I 19370262 EL-35616-58 (BK) EL-38125-58
II 87814662 J-35616-35 (VT) J-38125-557
Pin Size Color Circuit Function Terminal Type ID Option
1 0.35 WH / BK 4782 Instrument Panel Accent Lighting Control I -
2 - - - Not Occupied - -
3 0.35 GY / YE 7543 Hazard Warning Indicator LED Dimming Signal I -
4 0.35 VT 7558 Front Footwell Accent Lighting Control I S0M
5 0.35 BU / GY 754 Blower Motor Speed Control I -
6 0.35 WH / YE 4634 HVAC Remote Enable Signal I -
7 - 10 - - - Not Occupied - -
11 0.35 GY / GN 4636 HVAC System Enable Signal I -
12 0.35 GY 728 Security Indicator Control I -
13 0.35 YE 6812 Out of Park Signal I -
14 - - - Not Occupied - -
15 0.35 GY 590 Driver Solar Sensor Signal I -
16 0.35 GY 6137 Air Conditioning Evaporator Temperature Sensor Signal I -
17 0.35 WH / BU 278 Ambient Light Sensor Signal I -
18 0.35 BU / WH 734 Inside Air Temperature Sensor Signal I -
19 - - - Not Occupied - -
20 0.35 GN / VT 2852 Body Control Module LIN Bus 6 I -
21 - 22 - - - Not Occupied - -
23 1 RD / GY 2840 Battery Positive Voltage II -
24 - - - Not Occupied - -
25 0.75 RD / GY 2140 Battery Positive Voltage II -
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.